The critical path for the project is

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The critical path for the project is

1. a-b-e-g-h
2. a-c-g-h
3. a-d-f-h
4. a-b-c-f-h

Correct Option: C

Various path are
A B E G H – 17 days
A C G H – 16 days
A D F H – 18 days;
Hence A D F H is critical path